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J <br /> 110 2nd Avenue South, #D7,Pacheco, CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele: 510-798-1620 Fax: 510-798-1622 <br /> i <br /> i <br /> QC REPORT FOR VOCs (EPA 8240/8260 ) <br />' Date: 09/09/97-09/10/97 Matrix: Soil. <br />' ( I Concentration (ug/kg,ul I % Recovery 1 <br /> I Analyte I Sample l Amount I RPD 1 <br /> l 1# (75874) MS MSD l Spiked I MS MSD 1 <br /> 11, 1-Dichloroethel 0 .0 100 . 0 97 . 0 100 1 100 97 3 .0 1 <br />' ITrichloroethene 1 0 . 0 83 . 0 83 . 0 100 1 83 83 0 . 0 I <br /> IEDB 1 0 .0 95 . 0 89. 0 l 100 1 95 89 6 .5 1 <br /> IChlorobenzene 1 0 .0 97 . 0 93 . 0 1 100 1 97 93 4 .2 1 <br /> lBenzene 1 0 .0 105 . 0 101 . 0 1 100 1 105 101 3 . 9 1 <br />' IToluene 1 0 .0 101 . 0 100 . 0 1 100 1 101 100 1 . 0 <br /> i <br />' It Rec. _ (MS - Sample) / amount spiked x 100 <br /> RPD = {MS - MSo) / (MS + MSD) x 2 x 100 <br /> r <br /> i <br /> i <br />• <br /> E <br />